Charging of zinc-smelting blast furnaces
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 20, 1982
Grant Date -
N/A
app pub date -
Feb 26, 1981
filing date -
Mar 21, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method of charging a zinc-smelting blast furnace with alternate loads of coke and zinc oxide material from a hopper by means of a central bell/annular bell charging device, in which the annular bell is lowered by a predetermined fixed distance, wherein the time ratio of the time taken to discharge the hopper contents to the time taken for the annular bell to be lowered the predetermined fixed distance is less than unity, preferably between 0.67 and a value less than 1.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully